4497665474844 has 192 divisors, whose sum is σ = 12008414978560. Its totient is φ = 1454967360000.

The previous prime is 4497665474821. The next prime is 4497665474857. The reversal of 4497665474844 is 4484745667944.

4497665474844 is a `hidden beast` number, since 4 + 4 + 9 + 76 + 6 + 5 + 474 + 84 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1513854279 + ... + 1513857249.

Almost surely, 2^{4497665474844} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4497665474844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6004207489280).

4497665474844 is an abundant number, since it is smaller than the sum of its proper divisors (7510749503716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4497665474844 is a wasteful number, since it uses less digits than its factorization.

4497665474844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5009 (or 5001 counting only the distinct ones).

The product of its digits is 2601123840, while the sum is 72.

The spelling of 4497665474844 in words is "four trillion, four hundred ninety-seven billion, six hundred sixty-five million, four hundred seventy-four thousand, eight hundred forty-four".